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To: cygwin AT cygwin DOT com
From: Eric Lilja <mindcooler AT gmail DOT com>
Subject:  Re: Segmentation fault with winmm library
Date:  Tue, 19 Jun 2007 10:55:02 +0200
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Message-ID: <f585l2$i4o$1@sea.gmane.org>
References:  <OF02D0CE14 DOT 90D7DAE3-ONC12572FF DOT 002E124F-C12572FF DOT 0030396A AT sennheiser DOT com>
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Guy DOT Eschemann AT Sennheiser DOT com wrote:
> 
> Hi,
> 
> when trying to run the following program, which uses the windows winmm
> library:
> 
> ---
> #include <stdio.h>
> #include <windows.h>
> 
> int main(void)
>   {
>   // a library call to make sure winmm gets loaded
>   TIMECAPS tc ;
>   timeGetDevCaps (&tc, sizeof (TIMECAPS));
> 
>   printf("hello world\n");
> 
>   return 0;
>   }
> ---
> 
> compiled with the following command:
> 
> g++ main.cc /usr/lib/w32api/libwinmm.a -Wall -g -O0
> 
> I get a segmentation fault under gdb:
[snip]

Not reproducible at all for me:
hivemind AT mindcooler ~
$ g++ -o bar foo.cpp -Wall -O0 -g -lwinmm

hivemind AT mindcooler ~
$ gdb bar.exe
GNU gdb 6.5.50.20060706-cvs (cygwin-special)
Copyright (C) 2006 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain 
conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB.  Type "show warranty" for details.
This GDB was configured as "i686-pc-cygwin"...
(gdb) run
Starting program: /home/hivemind/bar.exe
Loaded symbols for /cygdrive/c/WINDOWS/system32/ntdll.dll
Loaded symbols for /cygdrive/c/WINDOWS/system32/kernel32.dll
Loaded symbols for /usr/bin/cygwin1.dll
Loaded symbols for /cygdrive/c/WINDOWS/system32/advapi32.dll
Loaded symbols for /cygdrive/c/WINDOWS/system32/rpcrt4.dll
Loaded symbols for /cygdrive/c/WINDOWS/system32/winmm.dll
Loaded symbols for /cygdrive/c/WINDOWS/system32/user32.dll
Loaded symbols for /cygdrive/c/WINDOWS/system32/gdi32.dll
hello world

Program exited normally.
(gdb)

- Eric


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